Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Business Statistics and Research Methods

If for a group of 20 items, Σx = 1452, Σx2 = 144280 and mode = 63.7, then Pearsonian coefficient of skewness is equal to  

1
0.202
2
0.708
3
0.902
4
0.504
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